Dallas—RED Development has broken ground on The Union Dallas, a mixed-use project scheduled for completion in 2018. The two-tower project will offer 309 residential units, 417,000 square feet of office space and 87,000 square feet of retail space.

StreetLights Residential, which is leading the design and development for the 23-floor residential tower, also announced the name of that part of the development: The Christopher. Designed by Dallas-based architect HKS Inc., and with DPR as the general contractor, the project will also include a 60,000-square-foot Tom Thumb grocery store on the ground.

A 21,000-square-foot green space and events plaza, created by Texas landscape designer Office of James Burnett, will be surrounded by other retail stores and dining options on the street. The central plaza, the project’s signature feature, will include water features, seating areas, trees and a performance area.

Two professional services firms have made plans to move to The Union Dallas’ office space. One is law firm Vinson & Elkins, which will lease about 82,000 square feet and occupy three floors. Weaver, an accounting firm, will move its Dallas office to about 58,000 square feet in two floors in the office tower.

The Union will also be the location of Dallas’ first The Henry, a Sam Fox restaurant that will also feature a full coffee bar amd pickup. The 10,000-square-foot restaurant is the first of its brand outside Phoenix, where the restaurant group is based. The Henry will be the second Sam Fox restaurant in Dallas, joining the True Food Kitchen.